code: def test_weather():
      es = load_weather()
      assert isinstance(es, EntitySet)
      dataframe_names = ["temperatures"]
      realvals = [(3650, 3)]
      for i, name in enumerate(dataframe_names):
          assert es[name].shape == realvals[i]
      es = load_weather(return_single_table=True)
      assert isinstance(es, pd.DataFrame)
  
file_path: featuretools/featuretools/tests/demo_tests/test_demo_data.py
imports: import urllib.request
  import pandas
  import pytest
  from featuretools import EntitySet
  from featuretools.demo import load_flight, load_mock_customer, load_retail, load_weather
label_desc: Use image node_id 5 for calling a global function with example usage: test_weather() without return types